---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-689 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.022 BogoMIPS: 5600.04 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 663 1070 0 2209 3014 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:1d:a2:11 brd ff:ff:ff:ff:ff:ff inet 10.32.6.56/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:fe1d:a211/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-689) 02/03/24 _x86_64_ (4 CPU) 07:38:41 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 74.84 21.83 53.01 1172.20 6161.64 07:41:01 102.92 17.68 85.24 628.06 13969.21 07:42:01 28.88 2.52 26.36 139.44 5711.85 Average: 68.88 14.01 54.87 646.57 8614.53 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 1706860 3336352 2331784 57.74 51892 1731636 635988 12.50 589232 1568332 182040 07:41:01 1130368 2988324 2908276 72.01 63856 1936152 879460 17.29 986628 1721440 8752 07:42:01 1115284 3103860 2923360 72.38 68704 2059424 791776 15.56 937124 1781872 46856 Average: 1317504 3142845 2721140 67.38 61484 1909071 769075 15.12 837661 1690548 79216 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 ens3 78.44 72.79 1076.15 9.13 0.00 0.00 0.00 0.00 07:40:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:41:01 ens3 512.80 515.69 2528.93 100.07 0.00 0.00 0.00 0.00 07:41:01 lo 2.32 2.32 0.26 0.26 0.00 0.00 0.00 0.00 07:42:01 ens3 328.86 273.05 978.41 125.76 0.00 0.00 0.00 0.00 07:42:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 306.71 287.19 1527.89 78.32 0.00 0.00 0.00 0.00 Average: lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-689) 02/03/24 _x86_64_ (4 CPU) 07:38:41 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 20.11 0.00 1.34 2.38 0.04 76.13 07:40:01 0 7.71 0.00 0.68 0.17 0.02 91.43 07:40:01 1 23.64 0.00 1.45 0.85 0.05 74.01 07:40:01 2 42.87 0.00 2.31 0.33 0.08 54.40 07:40:01 3 6.21 0.00 0.94 8.15 0.02 84.69 07:41:01 all 38.80 0.00 1.86 1.13 0.09 58.12 07:41:01 0 35.02 0.00 2.12 0.18 0.08 62.60 07:41:01 1 37.37 0.00 1.27 1.65 0.08 59.63 07:41:01 2 40.70 0.00 2.00 1.11 0.08 56.10 07:41:01 3 42.16 0.00 2.05 1.59 0.10 54.11 07:42:01 all 24.85 0.00 1.06 0.58 0.05 73.46 07:42:01 0 15.66 0.00 0.94 0.35 0.03 83.02 07:42:01 1 18.59 0.00 0.68 0.42 0.03 80.27 07:42:01 2 32.95 0.00 1.49 0.03 0.07 65.46 07:42:01 3 32.19 0.00 1.17 1.52 0.07 65.06 Average: all 27.91 0.00 1.42 1.36 0.06 69.24 Average: 0 19.46 0.00 1.25 0.23 0.04 79.01 Average: 1 26.53 0.00 1.14 0.97 0.06 71.31 Average: 2 38.84 0.00 1.93 0.49 0.08 58.66 Average: 3 26.87 0.00 1.39 3.74 0.06 67.94